:root {
  --bg: #f6efe7;
  --bg-soft: rgba(255, 250, 246, 0.78);
  --panel: rgba(255, 253, 250, 0.82);
  --text: #1f2430;
  --muted: #5d6472;
  --line: rgba(35, 41, 54, 0.09);
  --accent: #dc6d57;
  --accent-deep: #a54535;
  --accent-soft: rgba(220, 109, 87, 0.16);
  --teal: #2b7a78;
  --teal-soft: rgba(43, 122, 120, 0.18);
  --shadow: 0 24px 80px rgba(114, 77, 49, 0.12);
  --radius-xl: 32px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Noto Sans TC', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(237, 199, 152, 0.34), transparent 28%),
    radial-gradient(circle at right 10% top 20%, rgba(88, 178, 170, 0.22), transparent 24%),
    linear-gradient(135deg, #f4e5d5 0%, #f8f1eb 42%, #eef4f3 100%);
  overflow-x: hidden;
}

button,
input,
textarea,
select {
  font: inherit;
}

.ambient {
  position: fixed;
  border-radius: 999px;
  filter: blur(14px);
  opacity: 0.55;
  pointer-events: none;
}

.ambient-a {
  inset: 4rem auto auto -5rem;
  width: 12rem;
  height: 12rem;
  background: rgba(220, 109, 87, 0.28);
  animation: floaty 14s ease-in-out infinite;
}

.ambient-b {
  inset: auto 6% 20% auto;
  width: 16rem;
  height: 16rem;
  background: rgba(43, 122, 120, 0.18);
  animation: floaty 18s ease-in-out infinite reverse;
}

.ambient-c {
  inset: auto auto 8% 18%;
  width: 11rem;
  height: 11rem;
  background: rgba(255, 221, 196, 0.8);
  animation: floaty 16s ease-in-out infinite;
}

.page {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
  position: relative;
}

.topbar {
  padding: 16px 0 24px;
}

.eyebrow,
.section-tag,
.info-kicker,
.feature-label {
  margin: 0;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent-deep);
}

.topbar-row {
  display: flex;
  align-items: flex-end;
  gap: 24px;
}

.topbar h1,
.view-card h2,
.question-block h3,
.copy-block h3,
.score-card h3 {
  font-family: 'Noto Serif TC', serif;
}

.topbar h1 {
  margin: 10px 0 12px;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.05;
}

.subtitle {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.app-panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 36px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
  overflow: hidden;
}

.view-card {
  padding: clamp(24px, 4vw, 44px);
  animation: rise-in 0.5s ease;
}

.question-card {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
}

.view-card-centered {
  min-height: 360px;
  display: grid;
  place-items: center;
}

.hero-grid,
.result-layout {
  display: grid;
  gap: 28px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  align-items: stretch;
}

.hero-card h2,
.result-heading h2,
.result-identity h2,
.pair-panel-head h3 {
  margin: 8px 0 16px;
  font-size: clamp(1.8rem, 3.8vw, 3.2rem);
  line-height: 1.15;
}

.body-copy,
.copy-block p,
.score-card p,
.info-card p,
.error-block p,
.status-block p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.cta-row,
.nav-row,
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease, background 180ms ease;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.button:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.button-compact {
  padding: 11px 16px;
  font-size: 0.94rem;
  box-shadow: none;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #ef8d73 100%);
  color: white;
  box-shadow: 0 18px 28px rgba(206, 102, 79, 0.28);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  border: 1px solid rgba(31, 36, 48, 0.09);
}

.info-stack {
  display: grid;
  gap: 14px;
}

.info-card,
.score-card,
.feature-block,
.copy-block,
.status-block,
.error-block {
  background: var(--bg-soft);
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.info-card strong,
.feature-song {
  display: block;
  margin: 8px 0 6px;
  font-size: 1.2rem;
}

.pair-hint {
  margin-top: 20px;
  padding: 18px 20px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(220, 109, 87, 0.12), rgba(255, 255, 255, 0.78));
  border: 1px solid rgba(220, 109, 87, 0.16);
}

.pair-hint strong {
  display: block;
  margin: 8px 0 6px;
  font-size: 1.18rem;
}

.progress-header,
.result-heading,
.axis-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.progress-header {
  align-items: end;
}

.progress-header h2,
.copy-block h3,
.score-card h3 {
  margin: 8px 0 0;
}

.progress-copy,
.result-meta {
  margin: 0;
  color: var(--muted);
  text-align: right;
}

.result-summary {
  margin: 0;
  max-width: 42rem;
  color: var(--muted);
  line-height: 1.8;
}

.result-card {
  display: grid;
  gap: 24px;
}

.result-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: start;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(31, 36, 48, 0.08);
}

.result-identity {
  min-width: 0;
}

.result-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.result-overview,
.result-body {
  display: grid;
  gap: 18px;
  align-items: start;
}

.result-overview {
  grid-template-columns: minmax(0, 1.16fr) minmax(280px, 0.84fr);
}

.result-body {
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.72fr);
}

.result-overview-stack,
.result-main {
  display: grid;
  gap: 18px;
}

.result-spotlight {
  display: grid;
  gap: 16px;
  padding: 24px;
  background: linear-gradient(135deg, rgba(255, 250, 246, 0.94), rgba(248, 241, 235, 0.9));
}

.result-spotlight h3 {
  font-size: clamp(1.35rem, 2.4vw, 1.92rem);
}

.result-spotlight p {
  font-size: 1.02rem;
}

.result-song-card,
.quote-card {
  align-self: start;
  align-content: start;
}

.meta-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.meta-chip {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(220, 109, 87, 0.09);
  color: var(--accent-deep);
  font-size: 0.92rem;
  font-weight: 700;
}

.section-stack {
  display: grid;
  gap: 8px;
}

.progress-track,
.axis-track {
  overflow: hidden;
  background: rgba(31, 36, 48, 0.08);
}

.progress-track {
  height: 10px;
  margin: 22px 0 30px;
  border-radius: 999px;
}

.progress-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent) 0%, #ffb58e 100%);
}

.question-block h3 {
  margin: 0 0 20px;
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  line-height: 1.4;
}

.question-block {
  min-height: 0;
}

.options-grid {
  display: grid;
  gap: 14px;
}

.option-card {
  width: 100%;
  text-align: left;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 18px;
  background: rgba(255, 255, 255, 0.62);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.option-card:hover {
  transform: translateY(-1px);
  border-color: rgba(220, 109, 87, 0.35);
  box-shadow: 0 18px 36px rgba(123, 73, 53, 0.08);
}

.option-card.is-selected {
  background: linear-gradient(135deg, rgba(220, 109, 87, 0.14), rgba(255, 255, 255, 0.96));
  border-color: rgba(220, 109, 87, 0.62);
  box-shadow: 0 20px 32px rgba(220, 109, 87, 0.16);
}

.option-index {
  min-width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-weight: 800;
}

.option-text {
  line-height: 1.7;
}

.nav-row {
  justify-content: space-between;
  align-items: center;
}

.result-actions {
  justify-content: flex-end;
  margin-top: 0;
  padding-top: 6px;
}

.result-layout {
  grid-template-columns: minmax(0, 1.18fr) minmax(300px, 0.68fr);
  margin-top: 24px;
  align-items: start;
}

.result-main {
  display: grid;
  gap: 18px;
}

.detail-block {
  display: grid;
  gap: 18px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.detail-card,
.pair-card {
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(31, 36, 48, 0.07);
}

.detail-label {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.detail-card p,
.pair-card p,
.pair-panel-head p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.feature-block {
  background: linear-gradient(135deg, rgba(220, 109, 87, 0.14), rgba(255, 255, 255, 0.84));
}

.feature-song {
  margin: 10px 0 0;
  font-size: clamp(1.15rem, 2.2vw, 1.6rem);
  font-weight: 800;
}

.song-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.song-story {
  display: grid;
  gap: 16px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid rgba(31, 36, 48, 0.08);
}

.song-story-copy {
  display: grid;
  gap: 8px;
}

.song-story-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.song-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.song-tag {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(31, 36, 48, 0.07);
  color: var(--accent-deep);
  font-size: 0.9rem;
  font-weight: 700;
}

.button-link {
  text-decoration: none;
}

.quote-block blockquote {
  margin: 0;
  padding-left: 18px;
  border-left: 3px solid rgba(220, 109, 87, 0.45);
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.9;
}

.quote-card {
  background: linear-gradient(135deg, rgba(245, 250, 249, 0.94), rgba(255, 255, 255, 0.88));
}

.quote-card blockquote {
  margin-top: 6px;
}

.score-card {
  position: sticky;
  top: 24px;
  background: linear-gradient(180deg, rgba(255, 252, 249, 0.94), rgba(244, 248, 247, 0.9));
}

.pair-panel {
  margin-top: 24px;
  padding: 24px;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(255, 251, 248, 0.88), rgba(245, 250, 249, 0.94));
  border: 1px solid rgba(255, 255, 255, 0.78);
}

.pair-panel-invite {
  margin-top: 32px;
}

.pair-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 18px;
}

.pair-panel-head h3 {
  margin: 8px 0 12px;
  font-family: 'Noto Serif TC', serif;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
}

.pair-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  align-items: center;
}

.pair-mode {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(43, 122, 120, 0.12);
  color: var(--teal);
  font-size: 0.9rem;
  font-weight: 800;
}

.pair-outlook {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(220, 109, 87, 0.1);
  color: var(--accent-deep);
  font-size: 0.9rem;
  font-weight: 700;
}

.pair-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 20px;
}

.pair-pill {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(31, 36, 48, 0.07);
  color: var(--muted);
  font-size: 0.92rem;
}

.pair-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.axis-row + .axis-row {
  margin-top: 18px;
}

.axis-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px;
  margin-bottom: 10px;
}

.axis-copy {
  min-width: 0;
}

.axis-label {
  display: block;
  font-weight: 800;
}

.axis-description {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.6;
}

.axis-value {
  min-width: max-content;
  display: grid;
  justify-items: end;
  gap: 4px;
  text-align: right;
}

.axis-value strong {
  display: block;
  line-height: 1;
}

.axis-value span {
  display: inline-block;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.2;
  white-space: nowrap;
  writing-mode: horizontal-tb;
}

.axis-track {
  height: 12px;
  border-radius: 999px;
}

.axis-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.axis-fill.is-positive {
  background: linear-gradient(90deg, var(--accent) 0%, #ffb58e 100%);
}

.axis-fill.is-negative {
  background: linear-gradient(90deg, var(--teal) 0%, #87d7d2 100%);
}

.status-block,
.error-block {
  max-width: 580px;
  text-align: center;
}

.status-dot {
  width: 14px;
  height: 14px;
  display: inline-block;
  margin-bottom: 14px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 10px rgba(220, 109, 87, 0.14);
  animation: pulse 1.4s ease infinite;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floaty {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, -16px, 0);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.12);
  }
}

@media (max-width: 920px) {
  .topbar-row,
  .progress-header,
  .result-heading,
  .result-layout,
  .hero-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .result-hero,
  .result-overview,
  .result-body {
    grid-template-columns: 1fr;
  }

  .detail-grid,
  .pair-grid {
    grid-template-columns: 1fr;
  }

  .progress-copy,
  .result-meta,
  .axis-value {
    text-align: left;
  }

  .axis-value {
    justify-items: start;
  }

  .result-actions {
    justify-content: flex-start;
    padding-top: 0;
  }

  .result-toolbar,
  .pair-actions {
    justify-content: flex-start;
  }

  .score-card {
    position: static;
  }
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 20px, 1120px);
    padding-top: 18px;
  }

  .app-panel {
    border-radius: 24px;
  }

  .view-card {
    padding: 22px 16px;
  }

  .result-card {
    gap: 18px;
  }

  .result-hero {
    gap: 14px;
  }

  .result-spotlight {
    padding: 20px 18px;
  }

  .topbar h1 {
    font-size: 1.96rem;
    line-height: 1.12;
  }

  .progress-header {
    gap: 10px;
  }

  .progress-header h2 {
    font-size: 1.15rem;
    margin-top: 6px;
  }

  .progress-copy {
    font-size: 0.9rem;
  }

  .progress-track {
    margin: 12px 0 16px;
  }

  .question-block h3 {
    margin-bottom: 14px;
    font-size: 1.12rem;
    line-height: 1.55;
  }

  .options-grid {
    gap: 10px;
  }

  .option-card {
    gap: 10px;
    padding: 12px;
    border-radius: 14px;
    grid-template-columns: 1fr;
  }

  .option-text {
    font-size: 0.94rem;
    line-height: 1.55;
  }

  .option-index {
    width: 48px;
  }

  .nav-row,
  .cta-row,
  .song-links,
  .result-toolbar {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .pair-mode,
  .pair-outlook {
    width: auto;
    text-align: center;
  }

  .pair-actions {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
  }

  .pair-actions .button {
    grid-column: 1 / -1;
    width: 100%;
  }
}